Home / 1,174,251.76-1,761,719.08-491,460.78

Finding the Fourth Proportional to 1,174,251.76, 1,761,719.08 and 491,460.78

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Solution

The fourth proportional to 1,174,251.76, 1,761,719.08 and 491,460.78 is: 737,334.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,251.76 : 1,761,719.08 = 491,460.78 : x
  2. Step 2: Convert to fraction form
    1,174,251.76/1,761,719.08 = 491,460.78/x
  3. Step 3: Cross multiply
    1,174,251.76x = 1,761,719.08 × 491,460.78
  4. Step 4: Simplify right side
    1,174,251.76x = 865,815,833,197.68
  5. Step 5: Solve for x
    x = 865,815,833,197.68/1,174,251.76
  6. Step 6: Final answer
    x = 737,334.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.